NOS R43N 43N and 43 AC Fire Ring Spark Plugs
 

These spark plugs fit the following:

- R43N fits 69 only Big Block Chevrolet 396 427 Engines (including H. Perf. and Special H. Perf. exc. Aluminum Head option) - $100.00 a set (2 sets available)1 set is SOLD Thanks SYC
- 43N fits 65-68 Big Block Chevrolet 396 427 Engines (including Special H. Perf. exc. Aluminum Head option) - $100.00 a set (2 sets available)
- 43 fits 67-68 Small Block Z28 302 Engines - $225.00 a set (1 set available)

All these plugs are the 4 Thin-Ring design as used on the assembly line. Contact via P.M., email or call me at (508)-529-1970

Thanks,
Chris https://www.yenko.net/attachments/use...7_14.29.41.jpg
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